The embodiment of the invention provides a traffic violation confirming method and a related device. The traffic violation confirming method comprises the steps of obtaining a license plate number ofa violation vehicle and obtaining first information according to the license plate number of the vehicle; obtaining N IMSI numbers with the highest correlation with a first license plate track withina first time period; obtaining N IMSI tracks of the N IMSI numbers within a second time period; comparing the N IMSI tracks with a second license plate track separately to obtain N similarities and selecting M IMSI numbers with the highest similarity from the N similarities; and judging whether the IMSI numbers of a vehicle owner exist in the M IMSI numbers or not, if so, confirming violation of the vehicle owner. The identity of the vehicle owner can be effectively identified and confirmed through the traffic violation confirming method, thereby avoiding wrong violation punishment.